On 2013-10-11, Soares Guerra <soares.nguerra at gmail.com> wrote:
> How could i Use if instrucrion in MAXIMA. i'm doing this way
>
> if i(t)>0 then VD(t):0 else VD(t):Vi(t);
Maybe like this? VD(t) := if i(t) > 0 then 0 else Vi(t);
Just guessing; if that's not it, you'll have to say more about the problem.
best
Robert Dodier